Home / 163,622.74-245,406.77-45,306.04

Finding the Fourth Proportional to 163,622.74, 245,406.77 and 45,306.04

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Solution

The fourth proportional to 163,622.74, 245,406.77 and 45,306.04 is: 67,951.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,622.74 : 245,406.77 = 45,306.04 : x
  2. Step 2: Convert to fraction form
    163,622.74/245,406.77 = 45,306.04/x
  3. Step 3: Cross multiply
    163,622.74x = 245,406.77 × 45,306.04
  4. Step 4: Simplify right side
    163,622.74x = 11,118,408,937.89
  5. Step 5: Solve for x
    x = 11,118,408,937.89/163,622.74
  6. Step 6: Final answer
    x = 67,951.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.